Home / 173,619.80-260,381.10-55,327.40

Finding the Fourth Proportional to 173,619.80, 260,381.10 and 55,327.40

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Solution

The fourth proportional to 173,619.80, 260,381.10 and 55,327.40 is: 82,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,619.80 : 260,381.10 = 55,327.40 : x
  2. Step 2: Convert to fraction form
    173,619.80/260,381.10 = 55,327.40/x
  3. Step 3: Cross multiply
    173,619.80x = 260,381.10 × 55,327.40
  4. Step 4: Simplify right side
    173,619.80x = 14,406,209,272.14
  5. Step 5: Solve for x
    x = 14,406,209,272.14/173,619.80
  6. Step 6: Final answer
    x = 82,975.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.